Northern Trail Outfitters' marketing team includes the nearest store to customers in the templates of its emails. The data
extension only needs to be updated when store information changes, such as when a new store opens or a store close.
How can this be achieved?

Northern Trail Outfitters (NTO) receives a complaint from a long-time customer who claims that, despite providing an updated email address, they are still receiving emails at an old address. NTO confirms that the customer's new email address is stored in the target data extension.
What is preventing the customer from receiving emails at their new address?

Northern Trail Outfitters wants to maintain enterprise-wide opt-outs for two segments of their subscribers stored in data extensions: Education Events and Sales.
What feature should be used to manage their opt-out strategy?

Northern Trail Outfitters' wants to use a partner to develop dynamic emails. After submittal, the marketing team wants to make sure the emails are reviewed before approval.
What feature should they employ?

Northern Trail Outfitters wants to use a File Drop Starting Source in Automation Studio to send shipping tracking emails when orders are dispatched. A delimited text file containing all the data for the send will be uploaded to a designated directory on the Enhanced SFTP Account, and the email should be sent to customers when the file transfer has completed.
What would be the correct sequence of Activities for this File Drop Starting Source?